Add 16/5 and 18/42
1st number: 3 1/5, 2nd number: 18/42
16/5 + 18/42 is 127/35.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 42 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 5 × 42 = 210,
16/5 = 16 × 42/5 × 42 = 672/210 - Likewise, for the 2nd fraction, since 42 × 5 = 210,
18/42 = 18 × 5/42 × 5 = 90/210 - Add the two like fractions:
672/210 + 90/210 = 672 + 90/210 = 762/210 - 762/210 simplified gives 127/35
- So, 16/5 + 18/42 = 127/35
In mixed form: 322/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 32/5+18/42 16/5+36/42 16/10+18/42 16/5+18/84 48/5+18/42 16/5+54/42 16/15+18/42 80/5+18/42 16/5+90/42 16/25+18/42 16/35+18/42